Brian and Brenda Williams are highly experienced writers of history books for children. They have written more than 200 books, including for DK, Find Out World War I and Find Out World War II. As well as numerous biographies and books on royalty, including Queen Victoria, published by Heinemann and Kings and Queens (of Britain) for Pavilion Books. For the BBC, they have written life stories of Queen Elizabeth II and Prince Philip for use by teachers in Britain.